Home / 4,512.66-6,228.28-2,720.46

Finding the Fourth Proportional to 4,512.66, 6,228.28 and 2,720.46

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Solution

The fourth proportional to 4,512.66, 6,228.28 and 2,720.46 is: 3,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.66 : 6,228.28 = 2,720.46 : x
  2. Step 2: Convert to fraction form
    4,512.66/6,228.28 = 2,720.46/x
  3. Step 3: Cross multiply
    4,512.66x = 6,228.28 × 2,720.46
  4. Step 4: Simplify right side
    4,512.66x = 16,943,779.81
  5. Step 5: Solve for x
    x = 16,943,779.81/4,512.66
  6. Step 6: Final answer
    x = 3,754.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.